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<title>[13151] trunk/wp-includes/functions.php: Update wp_get_http()
  to handle redirections on HEAD requests.</title>
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<div id="msg">
<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/13151">13151</a></dd>
<dt>Author</dt> <dd>dd32</dd>
<dt>Date</dt> <dd>2010-02-14 11:23:32 +0000 (Sun, 14 Feb 2010)</dd>
</dl>

<h3>Log Message</h3>
<pre>Update wp_get_http() to handle redirections on HEAD requests. Un-deprecate $red header to track total redirections. See <a href="http://trac.wordpress.org/ticket/10624">#10624</a></pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesfunctionsphp">trunk/wp-includes/functions.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwpincludesfunctionsphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/functions.php (13150 => 13151)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/functions.php        2010-02-14 10:59:37 UTC (rev 13150)
+++ trunk/wp-includes/functions.php        2010-02-14 11:23:32 UTC (rev 13151)
</span><span class="lines">@@ -1236,15 +1236,15 @@
</span><span class="cx">  *
</span><span class="cx">  * @param string $url URL to fetch.
</span><span class="cx">  * @param string|bool $file_path Optional. File path to write request to.
</span><del>- * @param bool $deprecated Deprecated. Not used.
</del><ins>+ * @param int $red (private) The number of Redirects followed, Upon 5 being hit, returns false.
</ins><span class="cx">  * @return bool|string False on failure and string of headers if HEAD request.
</span><span class="cx">  */
</span><del>-function wp_get_http( $url, $file_path = false, $deprecated = false ) {
-        if ( !empty( $deprecated ) )
-                _deprecated_argument( __FUNCTION__, '2.7' );
-
</del><ins>+function wp_get_http( $url, $file_path = false, $red = 1 ) {
</ins><span class="cx">         @set_time_limit( 60 );
</span><span class="cx"> 
</span><ins>+        if ( $red &gt; 5 )
+                return false;
+
</ins><span class="cx">         $options = array();
</span><span class="cx">         $options['redirection'] = 5;
</span><span class="cx"> 
</span><span class="lines">@@ -1261,6 +1261,11 @@
</span><span class="cx">         $headers = wp_remote_retrieve_headers( $response );
</span><span class="cx">         $headers['response'] = $response['response']['code'];
</span><span class="cx"> 
</span><ins>+        // WP_HTTP no longer follows redirects for HEAD requests.
+        if ( 'HEAD' == $options['method'] &amp;&amp; in_array($headers['response'], array(301, 302)) &amp;&amp; isset( $headers['location'] ) ) {
+                return wp_get_http( $headers['location'], $file_path, ++$red );
+        }
+
</ins><span class="cx">         if ( false == $file_path )
</span><span class="cx">                 return $headers;
</span><span class="cx"> 
</span><span class="lines">@@ -4032,4 +4037,4 @@
</span><span class="cx"> function _search_terms_tidy($t) {
</span><span class="cx">         return trim($t, &quot;\&quot;'\n\r &quot;);
</span><span class="cx"> }
</span><del>-?&gt;
</del><ins>+?&gt;
</ins><span class="cx">\ No newline at end of file
</span></span></pre>
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